Amazon.com: Cast Iron Wok Ring, Cooktop Cast Iron Wok Support Ring - Cast Iron Stove Trivet, Wok Ring for Gas Stove, Gas Cooktop Cast Iron Stove Rack Trivets, Gas Stove Accessories, Grooves
Yardwe Wok Ring Stainless Steel Wok Stand Gas Burner Grate Cooktop Stove Range Pan Holder Stand Stove Rack for Gas Hob Wok Accessories : Appliances - Amazon.com
Bosch Gas Range Wok Ring (Black) in the Cooktop & Range Parts department at Lowes.com
What is a Wok Ring and How to Use it Properly? - Wokware